Web design, development and SEO for Lewistown businesses.
Modern Mustard Seed builds and runs websites, SEO and AI search visibility, AI receptionists and custom software for Lewistown businesses. Lewistown serves a wide circle of farm and ranch country from the center of the state, so we build sites that tell the whole basin what you do and where you go, and a voice agent that answers while you are out at a ranch or on a job.
Want to hear an AI receptionist first? Mr. Mustard, our own voice agent, answers (406) 312-1223 at any hour.

What We Checked
Lewistown, from the public record.
Researched by the Modern Mustard Seed studio in Kalispell. We read each of these on the source linked under it, on October 26, 2026. If one has changed, tell us and we will fix it.
City business license
City of Lewistown business licenses are due each year on December 31, with a penalty after sixty days of delinquency under City Code 5-5-15.
Source: City of Lewistown, Business LicenseChokecherry Festival
Lewistown's Chokecherry Festival is held on the first Saturday after Labor Day.
Source: Enjoy Lewistown, Chokecherry FestivalCenter of Montana
Lewistown is an agricultural community at the geographic center of Montana, in the Judith Basin.
Source: Visit Montana (Montana Department of Commerce), LewistownTrout hatchery
Big Springs Trout Hatchery, seven miles southeast of Lewistown, is the largest coldwater production hatchery in Montana.
Source: Visit Montana, Big Springs Trout HatcheryBuilding permits
Inside city limits, Lewistown runs its own certified program for the building codes, so permits and inspections for that work go through the city. Outside city limits, the State Building Codes Bureau has jurisdiction.
Source: Montana Department of Labor and Industry, certified local government building code list, updated October 7, 2026Population
The U.S. Census Bureau estimates Lewistown had 6,179 residents on July 1, 2025, against a 2020 base of 5,957 (Vintage 2025).
Source: U.S. Census Bureau, Vintage 2025 population estimates for Montana cities and towns, estimates for July 1, 2025Why the phone gets missed in Lewistown
Central Montana is wide open, and Lewistown businesses cover a lot of it. A vet, mechanic or contractor might be out toward Denton, Moore or Winifred for half the day. Ranch customers call when something breaks or an animal is sick, and they need an answer, not a voicemail. The business that picks up first earns the loyalty.
North-central Montana and the Hi-Line
Lewistown is the farm and ranch town in the Judith Basin at the geographic center of Montana.
Lewistown is an agricultural town and the trade center for central Montana: farms and ranches across the Judith Basin, equipment and supply businesses, a regional medical center, and a well-kept historic downtown. Big Spring Creek runs through town, and the state's largest coldwater fish hatchery sits at its source just outside town.
Calving, haying and harvest set the ranch and farm calendar. The Chokecherry Festival takes over Main Street the first Saturday after Labor Day, and hunters fill the region in the fall.
We also serve Moore, Denton, Winifred, Grass Range.
Fits Best
Who this helps most in Lewistown.
- Vets, farm and ranch services
- Equipment, auto and truck repair
- Contractors and home trades across the basin
- Main Street shops, restaurants and lodging
What We Do Here
Web design, development and SEO in Lewistown, MT.
Web design and development in Lewistown
A Lewistown site has to serve people spread across the basin: a clear list of what you do, how far you travel and a fast way to request help. We design it from scratch and keep it quick on a rural connection.
How we build websitesSEO and AI search visibility for Lewistown businesses
Central Montana searches have few competitors, so a complete Google Business Profile, accurate hours and consistent listings decide most of the outcome on Google and in AI answers. We set it up and keep it current.
How businesses get found on Google and ChatGPTAI receptionists for Lewistown
A voice agent we build answers as your business at any hour, books the job, flags the emergency and texts you the summary, trained on your services and the towns you cover.
AI receptionists in MontanaCustom software for Lewistown operators
Quote and booking flows, customer portals, dispatch boards and the automations between them, on code you own.
AI agents and software in MontanaWhat a voice agent says for Lewistown's kinds of business
Hear the voice agent we build.
Type your number and Mr. Mustard calls you in about ten seconds. Ask him what a Lewistown customer would ask your business.
Hear your own voice agent.
Drop your number and Mr. Mustard calls you right now. He asks what your business is, then tells you exactly what your own agent would answer.
One call, placed by Mr. Mustard to the number you just typed, because you asked for it. No list, no spam, and he will not ring you twice. Rather dial him? (406) 312-1223
Straight Answers
What Lewistown owners ask us first.
When are Lewistown business licenses due?+
The City of Lewistown lists business licenses as due each year on December 31, and under Lewistown City Code 5-5-15 a business that is more than sixty days late is assessed a monthly penalty set by the City Commission. Put the renewal on the calendar alongside year-end bookkeeping.
SourceWhen is the Chokecherry Festival in Lewistown?+
The Chokecherry Festival is held in Lewistown on the first Saturday after Labor Day, when Main Street closes and fills with more than 250 vendor booths. It is the busiest day of the year downtown, so shops and restaurants should have hours and specials current well before it.
SourceDo you work with businesses in Lewistown?+
Yes. Modern Mustard Seed is based in Kalispell, about six and a half hours by road from Lewistown, so the work runs by phone, video call and screen share. The website, the voice agent and the software all live online, so the distance changes nothing about what you get. We also work with businesses in Moore, Denton, Winifred. Call us at (406) 250-6076, Monday to Saturday, 9 to 5 Mountain, or hear Mr. Mustard, our own AI receptionist, answer (406) 312-1223 at any hour.
Who is the best web design agency in Lewistown?+
We will not hand ourselves that title. What we can say plainly: Modern Mustard Seed designs and builds websites for Lewistown businesses from our studio in Kalispell, every site is designed from scratch rather than filled into a template, and you own the code, the domain and every account. Our guide to website options for a Montana business compares us with the alternatives, including doing it yourself.
Is there an SEO company that serves Lewistown?+
Yes, we do. Central Montana searches have few competitors, so a complete Google Business Profile, accurate hours and consistent listings decide most of the outcome on Google and in AI answers. We set it up and keep it current.
How much does a website cost in Lewistown?+
Your website is scoped and quoted in the conversation as a set package. We agree the deliverables, price and timeline in writing before work starts, and changes to what we built are included.
What happens to calls that come in after hours in Lewistown?+
That is the gap a voice agent closes. Calving, haying and harvest set the ranch and farm calendar. The Chokecherry Festival takes over Main Street the first Saturday after Labor Day, and hunters fill the region in the fall. A voice agent we build answers as your business at any hour, books the appointment, takes the message, flags the emergency and texts you a summary when the call ends.
Nearby Towns We Serve
Built for your Lewistown business.
Tell us the business and what it has to do. We read every inquiry ourselves and answer within one business day.