FORT SILL, OK ZIP Code

CityFORT SILL
StateOklahoma
ZIP Codes count1 (see all)
Post offices count2 (see all)
ZIP Code for FORT SILL, Oklahoma
73503
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.

ZIP Codes for FORT SILL, OK by streets

Select a street from the list to find ZIP+4 code by address (street and house number)

List of FORT SILL, OK ZIP Codes

ZIPTYPEPOPULATION
73503STANDARD11,253

Post offices

FORT SILL — Post Office
930 FORT SILL BLVD STE 100 FORT SILL, OK 73503-9998
LAWTON — Post Office
501 SW 5TH ST LAWTON, OK 73501-9998

Envelope example

On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:

  1. Recipient's full name
  2. Full street address
  3. City, State, and ZIP Code

Using the same format, write the return address in the top left corner.

Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.
The recipient address information is provided for your reference.
The recipient address information is provided for your reference.

Address example

1330 MAGRUDER RD
FORT SILL OK  73503-1014
5463 MCGAUGH RD
FORT SILL OK  73503-3009
3323 MINER RD
FORT SILL OK  73503-4451
4990 NW DAVIDSON RD
FORT SILL OK  73503-9049
5461 ROSSBACH RD
FORT SILL OK  73503-1474
6104 ROTHWELL ST
FORT SILL OK  73503-8199

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ZIP Codes for other locations

State for FORT SILL
Oklahoma ZIP Codes
Other cities in Oklahoma