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County ZIP codes · Oklahoma · FIPS 40129

Roger Mills County, OK ZIP Codes

Roger Mills County, Oklahoma has 9 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 7 of the residential ones lie mainly in Roger Mills County and 2 mainly in a neighboring county; 5 cross the county line. Median household income ranges from $53,180 in 73644 (Elk City) to $63,177 in 73628 (Cheyenne) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Roger Mills County?

73628 · Cheyenne: $63k73638 · Crawford: $84k73642 · Durham: –73644 · Elk City: $53k73650 · Hammon: $71k73654 · Leedey: $79k73660 · Reydon: $62k73662 · Sayre: $55k73666 · Sweetwater: $57k73628736627365473644736507363873666736607364273628 · Cheyenne: $63k73638 · Crawford: $84k73642 · Durham: –73644 · Elk City: $53k73650 · Hammon: $71k73654 · Leedey: $79k73660 · Reydon: $62k73662 · Sayre: $55k73666 · Sweetwater: $57k73628736627365473644736507363873666736607364273628 · Cheyenne: $63k73638 · Crawford: $84k73642 · Durham: –73644 · Elk City: $53k73650 · Hammon: $71k73654 · Leedey: $79k73660 · Reydon: $62k73662 · Sayre: $55k73666 · Sweetwater: $57k736287366273654736447365073638736667366073642
The residential ZIP codes of Roger Mills County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are its ZIP codes?

They carry 9 postal town names.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).

All 9 residential ZIP codes in Roger Mills County

7 ZIP codes lie mainly in Roger Mills County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Roger Mills County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
73628 Cheyenne 1,677 4 $63k $158k 100%
73650 Hammon 893 4 $71k $129k 69%
73654 Leedey 661 2 $79k $136k 50%
73660 Reydon 336 3 $62k $144k 100%
73666 Sweetwater 329 2 $57k $161k 53%
73638 Crawford 180 2 $84k $175k 100%
73642 Durham 110 1 – $59k 100%

Partly in Roger Mills County

Residential ZIP codes mainly in another county that reach at least 1% into Roger Mills County, by their share here
In this county
73662 Sayre 6,588 20 $55k $100k 10%
73644 Elk City 14,043 76 $53k $155k 3%

Download the 9 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

5 ZIP codes of Roger Mills County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Roger Mills County and in the neighboring counties
ZIPIn Roger MillsElsewhere
736443%Beckham County80%; Washita County15%; Custer County2%
7366210%Beckham County90%
7365069%Custer County31%
7365450%Dewey County36%; Custer County14%
7366653%Beckham County47%

Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).

Which first three digits do Roger Mills County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Roger Mills County starts with 736.

Three-digit prefixes of Roger Mills County's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Roger Mills County's
PrefixSectional centerHereAll codes
736Oklahoma City, OK (SCF 730)934

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.