Post office locations in 01040
| Post Office | Address | Phone | Hours |
| HOLYOKE | 650 DWIGHT ST HOLYOKE, MA 01040 - 9998 | 413-534-4577 | Mon-Fri 8:30am - 5:00pm Sat 8:30am - 1:00pm Sun Closed |
| INGLESIDE MALL | 50 HOLYOKE ST HOLYOKE, MA 01040 - 2709 | 413-536-0230 | Mon-Sat 10:30am - 7:00pm Sun 12:00pm - 5:00pm |