Allen County ZIP Codes

List of ZIP Codes in Allen County

The following table lists ZIP Codes associated with Allen County, Ohio, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	45801	40.77476	-84.03703	Lima	21,431	181.0
2	45804	40.71569	-84.06911	Lima	14,197	258.0
3	45805	40.72979	-84.16242	Lima	24,746	655.6
4	45806	40.67615	-84.12651	Lima	10,978	67.9
5	45807	40.8072	-84.16699	Lima	11,631	59.5
6	45808	40.83178	-83.9729	Beaverdam	329	212.8
7	45809	40.8431	-84.18522	Gomer	69	83.7
8	45817	40.87691	-83.88279	Bluffton	5,820	35.1
9	45820	40.83074	-84.08473	Cairo	600	836.3
10	45833	40.83415	-84.35264	Delphos	10,822	57.7
11	45850	40.70382	-83.91817	Harrod	3,763	24.9
12	45854	40.7582	-83.95231	Lafayette	339	341.1
13	45887	40.71107	-84.36359	Spencerville	4,335	24.0

About Allen County ZIP Codes

Allen County in Ohio (OH) is served by approximately 13 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 109,060 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Allen County are located in cities such as Lima, Delphos, Bluffton, Spencerville, Harrod. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Allen County, Ohio follow the America/New_York time zone.

Allen County ZIP Codes

List of ZIP Codes in Allen County

About Allen County ZIP Codes

Ohio Counties ZIP Codes

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