What city is ZIP code 61077?

61077 is a Seward, Illinois ZIP code.

What county is 61077 in?

ZIP code 61077 is in Winnebago County, Illinois.

What time zone is ZIP code 61077 in?

61077 is in the Central Time zone (America/Chicago).

What area code is 61077?

Phone numbers in ZIP code 61077 use area codes 779 and 815.

What is the population of ZIP code 61077?

About 97 people live in ZIP code 61077, according to the Census Bureau’s American Community Survey (2020–2024).

Can I use 61077 for a street address?

No. 61077 is only for PO Boxes. Street addresses in Seward use another ZIP code.

What ZIP codes are near 61077?

The nearest ZIP codes to 61077 are 61063 (Pecatonica, 4.8 miles), 61039 (German Valley, 5.9 miles), 61047 (Leaf River, 6.1 miles) and 61088 (Winnebago, 6.7 miles).

ZIP code 61077

Where is ZIP code 61077?

Seward, Illinois

Winnebago County · PO Box only ZIP code

ZIP code 61077 belongs to Seward, Illinois in Winnebago County. 61077 is a PO Box only ZIP code: it is used for post office boxes at the Seward post office, not for street addresses. It is in the Central Time zone and uses area codes 779 and 815. About 97 people live in the 61077 area. The closest ZIP codes are 61063 (Pecatonica, 4.8 mi north), 61039 (German Valley, 5.9 mi west) and 61047 (Leaf River, 6.1 mi south).

ZIP code	61077
Type	PO Box only (no street delivery)
Status	Active
City	Seward
State	Illinois (IL)
County	Winnebago County
Time zone	Central Time · now
Area codes	779, 815
Coordinates	42.2368, -89.358 map
3-digit prefix	610

Population and income in 61077

Population	97 · lower than 97% of Illinois ZIP codes
People per square mile	122 · higher than 59% of Illinois ZIP codes
Men / women	50% / 51%
Income per person	$0
Below the poverty line	0.0%
Bachelor’s degree or higher	51% of adults 25+
Housing units	48
Households	48 (2.02 people on average)
Owners / renters	100% / 0.0%
Land area	0.79 sq mi

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 61077. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.

ZIP codes near 61077

ZIP code	City	Distance	Type
61063	Pecatonica, IL	4.8 mi N	Standard
61039	German Valley, IL	5.9 mi W	Standard
61047	Leaf River, IL	6.1 mi S	Standard
61088	Winnebago, IL	6.7 mi E	Standard
61067	Ridott, IL	6.9 mi NW	Standard
61010	Byron, IL	8.8 mi SE	Standard
61106	Rockford, IL	11.4 mi NE	PO Box only
61110	Rockford, IL	11.4 mi NE	PO Box only
61125	Rockford, IL	11.4 mi NE	PO Box only
61126	Rockford, IL	11.4 mi NE	PO Box only
61130	Loves Park, IL	11.4 mi NE	PO Box only
61131	Loves Park, IL	11.4 mi NE	PO Box only

Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 61077 or measure the distance to another ZIP code.

How to address mail to 61077

JANE SMITH
PO BOX 123
SEWARD IL 61077

Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (61077-XXXX) helps mail sort faster but isn’t required.

Questions

What city is ZIP code 61077?: 61077 is a Seward, Illinois ZIP code.
What county is 61077 in?: ZIP code 61077 is in Winnebago County, Illinois.
What time zone is ZIP code 61077 in?: 61077 is in the Central Time zone (America/Chicago).
What area code is 61077?: Phone numbers in ZIP code 61077 use area codes 779 and 815.
What is the population of ZIP code 61077?: About 97 people live in ZIP code 61077, according to the Census Bureau’s American Community Survey (2020–2024).
Can I use 61077 for a street address?: No. 61077 is only for PO Boxes. Street addresses in Seward use another ZIP code.
What ZIP codes are near 61077?: The nearest ZIP codes to 61077 are 61063 (Pecatonica, 4.8 miles), 61039 (German Valley, 5.9 miles), 61047 (Leaf River, 6.1 miles) and 61088 (Winnebago, 6.7 miles).