ZIP Code 74821

74821 is one of Oklahoma's ZIP codes, delivering to addresses in Ada, Pontotoc County.

City: Ada
County: Pontotoc County
State: Oklahoma
Prefix: 748xx

Where this code sits

74821 is part of the 748xx range, the group of codes handled by one mail processing centre. Ada is served by 2 ZIP codes in total; the full list, with the county each falls in, is on the Ada page.

Ada Oklahoma ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 74821 delivers to without sharing its boundary.

580 Area code 580

ZIP codes nearest 74821

The ZIP codes whose reference points sit closest to 74821.
ZIP code	Distance	Delivers to
ZIP code 74820	0.9 mi	Ada, OK
ZIP code 74844	8.3 mi	Francis, OK
ZIP code 74843	9.5 mi	Fitzhugh, OK
ZIP code 74842	11 mi	Fittstown, OK
ZIP code 74871	12 mi	Stonewall, OK
ZIP code 74849	14 mi	Konawa, OK
ZIP code 74865	14 mi	Roff, OK
ZIP code 74867	15 mi	Sasakwa, OK

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 74821, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 74821. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.