What city is ZIP code 81102?

81102 is a Alamosa, Colorado ZIP code.

What county is 81102 in?

ZIP code 81102 is in Alamosa County, Colorado.

What time zone is ZIP code 81102 in?

81102 is in the Mountain Time zone (America/Denver).

What area code is 81102?

Phone numbers in ZIP code 81102 use area code 719.

Can I use 81102 for a street address?

Only for mail to the organization it is assigned to. Other addresses in Alamosa use a standard ZIP code.

What ZIP codes are near 81102?

The nearest ZIP codes to 81102 are 81101 (Alamosa, 0.4 miles), 81146 (Mosca, 11.8 miles), 81135 (Homelake, 13.7 miles) and 81140 (La Jara, 14.5 miles).

ZIP code 81102

Where is ZIP code 81102?

Alamosa, Colorado

Alamosa County · Unique ZIP code

ZIP code 81102 belongs to Alamosa, Colorado in Alamosa County. 81102 is a unique ZIP code assigned to a single organization (Adams State College) that gets a lot of mail. It is in the Mountain Time zone and uses area code 719. The closest ZIP codes are 81101 (Alamosa, 0.4 mi southeast), 81146 (Mosca, 11.8 mi north) and 81135 (Homelake, 13.7 mi northwest).

ZIP code	81102
Type	Unique ZIP code for a single organization
Status	Active
City	Alamosa
State	Colorado (CO)
County	Alamosa County
Time zone	Mountain Time · now
Area code	719
Coordinates	37.476, -105.8818 map
3-digit prefix	811

The Census Bureau doesn’t publish population figures for unique ZIP codes because nobody lives at a PO Box or a single organization’s address. For figures about the area, see the nearby standard ZIP codes below.

ZIP codes near 81102

ZIP code	City	Distance	Type
81101	Alamosa, CO	0.4 mi SE	Standard
81146	Mosca, CO	11.8 mi N	Standard
81135	Homelake, CO	13.7 mi NW	PO Box only
81140	La Jara, CO	14.5 mi SW	Standard
81151	Sanford, CO	15.1 mi S	Standard
81144	Monte Vista, CO	15.7 mi NW	Standard
81136	Hooper, CO	17.1 mi N	Standard
81124	Capulin, CO	18.3 mi SW	PO Box only
81123	Blanca, CO	20.2 mi E	Standard
81141	Manassa, CO	20.9 mi S	PO Box only
81125	Center, CO	21.2 mi NW	Standard
81148	Romeo, CO	21.8 mi S	PO Box only

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 81102 or measure the distance to another ZIP code.

How to address mail to 81102

JANE SMITH
123 MAIN ST
ALAMOSA CO 81102

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (81102-XXXX) helps mail sort faster but isn’t required.

Other ZIP codes in Alamosa, CO

81101

All Alamosa ZIP codes with population and income →

Questions

What city is ZIP code 81102?: 81102 is a Alamosa, Colorado ZIP code.
What county is 81102 in?: ZIP code 81102 is in Alamosa County, Colorado.
What time zone is ZIP code 81102 in?: 81102 is in the Mountain Time zone (America/Denver).
What area code is 81102?: Phone numbers in ZIP code 81102 use area code 719.
Can I use 81102 for a street address?: Only for mail to the organization it is assigned to. Other addresses in Alamosa use a standard ZIP code.
What ZIP codes are near 81102?: The nearest ZIP codes to 81102 are 81101 (Alamosa, 0.4 miles), 81146 (Mosca, 11.8 miles), 81135 (Homelake, 13.7 miles) and 81140 (La Jara, 14.5 miles).