ZIP codes starting with 516
- ZIP codes
- 21
- States
- IA
- Largest city
- Clarinda, IA
- Population
- 22,579
The first three digits of a ZIP code identify a sectional center facility — the postal processing plant that sorts mail for the area. It is a mail-routing grouping, not an administrative boundary.
Every ZIP code in 516xx
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
51601 | Shenandoah , IA | Standard | 5,629 | $62,143 | $124,200 |
51603 | Shenandoah , IA | No street area | — | — | — |
51630 | Blanchard , IA | Standard | 160 | $70,000 | $189,300 |
51631 | Braddyville , IA | Standard | 324 | $54,583 | $154,200 |
51632 | Clarinda , IA | Standard | 6,624 | $55,055 | $143,000 |
51636 | Coin , IA | Standard | 455 | $63,516 | $121,900 |
51637 | College Springs , IA | Standard | 171 | $72,888 | $76,300 |
51638 | Essex , IA | Standard | 1,258 | $59,107 | $120,700 |
51639 | Farragut , IA | Standard | 919 | $84,688 | $157,300 |
51640 | Hamburg , IA | Standard | 1,381 | $65,385 | $122,900 |
51645 | Imogene , IA | Standard | 419 | $217,898 | — |
51646 | New Market , IA | Standard | 767 | $73,625 | $120,300 |
51647 | Northboro , IA | Standard | 172 | $23,633 | — |
51648 | Percival , IA | Standard | 257 | $59,766 | $164,000 |
51649 | Randolph , IA | Standard | 346 | $58,333 | $101,400 |
51650 | Riverton , IA | Standard | 197 | $49,063 | $54,200 |
51651 | Shambaugh , IA | Standard | 103 | $62,500 | $64,400 |
51652 | Sidney , IA | Standard | 1,569 | $82,200 | $134,800 |
51653 | Tabor , IA | Standard | 1,446 | $71,319 | $230,200 |
51654 | Thurman , IA | Standard | 325 | $90,188 | $231,800 |
51656 | Yorktown , IA | Standard | 57 | $83,750 | $76,100 |
Cite this page
zipcodes.pro. “ZIP codes starting with 516.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/prefix/516
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