Important Princeton Phone Numbers
| Emergency | 911 |
| |
| 978-464-2707 | Fire Department |
| 978-464-2928 | Police Department |
| 978-464-5977 | Council on Aging |
| 978-464-2103 | Town Clerk |
| 978-464-2100 | Building Inspector |
| 978-464-2104 | Board of Health |
| 978-464-2104 | Assessors Office |
| 978-464-2101 | Tax Collector |
| 978-464-2102 | Board of Selectmen |
| 978-464-2115 | Public Library |
| 978-464-2102 | Veterans' Services |
| 978-464-2120 | Highway Department |
| Water Department |
| 978-464-2815 | Light Department |
| 800-870-9999 | Phone Company |
| 800-634-1008 | Cable Company |
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