There are 1,180 ampm locations in the United States of America as of December 16, 2025. The state or territory with the most ampm locations is California, with 846 sites, accounting for roughly 71.7% of the total.


ampm operates 1,180 United States of America locations across 19 states. Largest clusters are in California, Washington, and Arizona; the top 10 states contain 99.2% of sites. Coverage is thinner in Tennessee, Texas, and Wisconsin.

ampm shows strong visitor engagement: 537 locations are above the mean traffic score (mean: 52.5) and 149 qualify as highly visited.
ampm has a total of 1,180 locations across the United States, with California hosting 846 sites, accounting for 71.7% of the total. The top three states—California, Washington, and Arizona—represent 89.0% of all locations. California offers the best access with one location per 46,520 residents, while Texas is the most stretched state, with one location per 29,243,342 people. The top ten states cover 99.2% of ampm's locations nationwide.
Locations concentrate around major metros such as Los Angeles, Riverside, San Bernardino, San Diego, and Orange. The top 10 cities account for 56.8% of U.S. sites.

The ampm brand operates 1,180 locations across the United States, with 56.8% of these concentrated in the top 10 cities. Los Angeles, California, leads with 149 locations, followed by Riverside and San Bernardino with 85 and 84 locations respectively. Most top cities are in California, except King in Washington, Clark in Nevada, and Maricopa in Arizona.
Street-level clusters show corridors where multiple ampm locations sit within the same neighborhood indicating strong local presence and coherence. ampm operates a total of 1180 nationwide.

The complete dataset of ampm locations across the United States of America is available for download, including coordinates, traffic patterns, and operational status.

ampm has 1180 locations across the United States of America. The key variables shows the most infleuntial aspects for ampm locations nationwide. This provides a closer look of how ampm is operating from different prespectives.

The ampm brand has the most locations in California, which also has the largest land area among the listed states at approximately 423,965 km² with 846 locations. Washington follows with 144 locations and a land area of about 184,668 km². Ohio has the smallest land area in the group at 116,098 km² and hosts 4 ampm locations. Other states like Arizona and Nevada each have 60 locations with land areas around 295,220 km² and 286,224 km², respectively.

In the United States, ampm has the highest number of open locations in California with 61 stores, representing 7.2% of its 846 total locations there. Oregon shows the highest open percentage at 21.4%, with 9 open out of 42 total. Ohio has a 50% open rate with 2 open and 2 closed stores, while Florida and Illinois have no open locations. Georgia, New York, and Oregon also have notably high open percentages despite smaller total store counts.
This view compares activity near ampm locations across states. Using traffic scores observed around 1,180 sites, it highlights the busiest markets, states with a high share of above-average locations, and areas where activity is comparatively light. Use it to benchmark performance, prioritize field operations, and spot expansion or optimization opportunities.

In the United States, ampm's busiest locations are primarily in California, with 191 out of 846 stores (22.6%) classified as busy. Washington has a slightly higher busy percentage at 22.9%, with 33 of 144 locations busy. Notably, New York shows the highest busy rate at 40.0%, though this is based on only 5 total locations. Some states like Illinois and Florida have no busy locations despite having a few stores.
This section summarizes customer sentiment toward ampm. Using ratings and review totals from 1,180 locations, we highlight where scores are consistently high and where feedback volume is greatest. Average star ratings reflect perceived quality, while total reviews indicate engagement and reach across the network.

In the United States, ampm's highest average ratings are in Illinois and Ohio, both with a perfect score of 5.0, followed by Georgia at 4.0. New York and California have lower average ratings of 3.3 and 3.0, respectively. California leads in review volume with 16,379 reviews, significantly more than the next highest states: Washington (4,228) and Arizona (1,480).
The ampm brand's highest average ratings come from Illinois and Ohio, both with a perfect 5.0 score. Georgia follows with an average rating of 4.0, while New York and California have lower averages of 3.3 and 3.0, respectively. California leads in total reviews with 16,379, significantly ahead of Washington's 4,228 reviews. Arizona, Oregon, and Nevada also contribute notable review counts, ranging from 1,307 to 1,480.

The ampm brand has full phone coverage across all its locations in the United States, with 100% of stores equipped with phones in each state. California leads with 846 stores, followed by Washington with 144 and Arizona and Nevada each with 60. Other states like New York, Georgia, and Ohio have fewer stores but maintain complete phone coverage.
ampm POI data enables clear measurement of footprint and demand. Analysts can rank states and cities by location count, compare coverage on a per-capita basis, and use traffic scores and review volumes to spot high-performing markets and under-served pockets. The result is an objective view of saturation, growth opportunities, and performance outliers.
For network planning, the data supports scoring candidate trade areas using location density, population per location, and nearby traffic intensity. Teams can evaluate cannibalization risk via nearest-store distance, surface whitespace along key corridors, and prioritize sites near retail anchors, campuses, or transit where observed activity is strongest.
Planners can map clusters and service gaps to understand commercial access at the neighborhood level. Per-capita coverage highlights communities with limited access, while changes in openings or closures signal shifts in activity. These insights inform corridor revitalization, streetscape and transit planning, and data-driven zoning decisions.