Post offices in the county of Union, NM

Use this page to find the post offices in your county that open earliest or stay open latest. The open hours listed are for the post office's retail hours, which means the hours in which a postal service employee is available at the counter to help with mailings and other services. Oftentimes lobbies are open extended hours, and you are able to check your PO box, drop off packages, or use the self-service APC machine to buy postage. The list below is first sorted alphabetically by city, then by post office name. Street View photos of post offices are shown when available. Please contact us if you find an error, so that we can correct it.

Street View Image of Amistad Post Office in Amistad, NM

Amistad Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
21 Amistad Rd Amistad , NM 88410-9998

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Open hours
Day Open Close
Monday 8:00 AM 12:00 PM
12:30 PM 2:30 PM
Tuesday 8:00 AM 12:00 PM
12:30 PM 2:30 PM
Wednesday 8:00 AM 12:00 PM
12:30 PM 2:30 PM
Thursday 8:00 AM 12:00 PM
12:30 PM 2:30 PM
Friday 8:00 AM 12:00 PM
12:30 PM 2:30 PM
Saturday 8:00 AM 2:00 PM
Sunday Closed

Phone: 575-633-2278

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Street View Image of Clayton Post Office in Clayton, NM

Clayton Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
1 Walnut St Clayton , NM 88415-9998

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Open hours
Day Open Close
Monday 8:30 AM 5:00 PM
Tuesday 8:30 AM 5:00 PM
Wednesday 8:30 AM 5:00 PM
Thursday 8:30 AM 5:00 PM
Friday 8:30 AM 5:00 PM
Saturday 8:30 AM 12:00 PM
Sunday Closed

Phone: 575-374-9541

  • Stamps.com logo
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Street View Image of Des Moines Post Office in Des Moines, NM

Des Moines Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
720 Broadway Ave Des Moines , NM 88418-9998

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Open hours
Day Open Close
Monday 8:00 AM 12:30 PM
1:00 PM 4:30 PM
Tuesday 8:00 AM 12:30 PM
1:00 PM 4:30 PM
Wednesday 8:00 AM 12:30 PM
1:00 PM 4:30 PM
Thursday 8:00 AM 12:30 PM
1:00 PM 4:30 PM
Friday 8:00 AM 12:30 PM
1:00 PM 4:30 PM
Saturday 10:00 AM 12:30 PM
Sunday Closed

Phone: 575-278-2561

  • Stamps.com logo
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    Discounted USPS and UPS rates of up to 84%.
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Street View Image of Folsom Post Office in Folsom, NM

Folsom Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
53 Grand Ave Folsom , NM 88419-9998

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Open hours
Day Open Close
Monday 9:00 AM 12:30 PM
1:00 PM 3:30 PM
Tuesday 9:00 AM 12:30 PM
1:00 PM 3:30 PM
Wednesday 9:00 AM 12:30 PM
1:00 PM 3:30 PM
Thursday 9:00 AM 12:30 PM
1:00 PM 3:30 PM
Friday 9:00 AM 12:30 PM
1:00 PM 3:30 PM
Saturday 9:30 AM 11:30 AM
Sunday Closed

Phone: 575-278-2150

  • Stamps.com logo
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    Discounted USPS and UPS rates of up to 84%.
    Promo code
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Street View Image of Grenville Post Office in Grenville, NM

Grenville Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
16 5th Ave Grenville , NM 88424-9998

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Open hours
Day Open Close
Monday 10:00 AM 2:00 PM
Tuesday 10:00 AM 2:00 PM
Wednesday 10:00 AM 2:00 PM
Thursday 10:00 AM 2:00 PM
Friday 10:00 AM 2:00 PM
Saturday 8:30 AM 2:30 PM
Sunday Closed

Phone: 575-278-2646

  • Stamps.com logo
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    Promo code
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Street View Image of Sedan Post Office in Sedan, NM

Sedan Post Office is currently closed

For parking and list of services available, visit the official USPS page for post this post office location.

Post office address
508 Callis Rd Sedan , NM 88436-9998

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Open hours
Day Open Close
Monday 10:00 AM 2:00 PM
Tuesday 10:00 AM 2:00 PM
Wednesday 10:00 AM 2:00 PM
Thursday 10:00 AM 2:00 PM
Friday 10:00 AM 2:00 PM
Saturday 7:30 AM 12:30 PM
Sunday Closed

Phone: 575-374-9082

  • Stamps.com logo
    Buy postage online
    Discounted USPS and UPS rates of up to 84%.
    Promo code
    STAMPS100
    $100 value