| Birth | 16 Sep 1807 | Northampton, Hampshire County, Massachusetts | | | |
| Baptism | 20 Nov 1808 | Northampton, Hampshire County, Massachusetts | | | |
| Occupation | 1820 | clerk in a drug store - Auburn, Cayuga County, New York | | | |
| Residence | 1830 | and engaged in milling - Palmyra, Wayne County, New York | | | |
| Miscellaneous | 13 Jul 1831 | Auburn, Cayuga County, New York | | | |
| Miscellaneous | 20 Aug 1831 | Auburn, Cayuga County, New York | | | |
| Miscellaneous | 1833 | was secretary of the New York State Temperance Society - Palymra, Wayne County, New York | | | |
| Miscellaneous | 1833 | was secretary of the New York State Temperance Society - Palymra, Wayne County, New York | | | |
| Marriage | 5 Aug 1833 | Palmyra, Wayne County, New York - Helen Elizabeth ROBINSON | | | |
| Miscellaneous | 17 Sep 1833 | purchased for $1635 an undisclosed lot from Joseph Fenton & Hiram Niles - Palmyra, Wayne County, New York | | | |
| Residence | 17 Sep 1833 | Palmyra, Wayne County, New York | | | |
| Miscellaneous | 3 Jun 1835 | was a delegate to the convention for the Palmyra Temperance Society - Palymra, Wayne County, New York | | | |
| Residence | 1835 | Palmyra, Lenawee County, Michigan | | | |
| Miscellaneous | 21 Aug 1835 | purchased from Edwin P, Marie & Lester Godard for $550 a lot on Main Street in the village - Palmyra, Wayne County, New York | | | |
| Miscellaneous | 26 Sep 1835 | was awarded a judgment for $19.27 against David Smith - Huron County, Ohio | | | |
| Miscellaneous | 29 Jan 1836 | was not paid the judgment owed him by David Smith and it was found he had no property to levy - Huron County, Ohio | | | |
| Occupation | 1839 | kept a tavern - Palmyra, Lenawee County, Michigan | | | |
| Residence | Jun 1840 | with his family - Albany, Albany County, New York | | | |
| Occupation | 1840 | agent working at 108 Broad - New York, New York County, New York | | | |
| Miscellaneous | 27 Mar 1841 | & John B. Wilbur sued David Smith et al for judgment not paid as property was found in Smith's name - Erie County, Ohio | | | |
| Occupation | Abt May 1841 | Albany, Albany County, New York | | | |
| Occupation | 1 Jun 1841 | pioneer expressman Pomeroy's Express, acting as a messenger between Albany and Buffalo - Albany, Albany County, New York | | | |
| Residence | 1841 | Albany, Albany County, New York | | | |
| Miscellaneous | 17 Jul 1841 | Rochester, Monroe County, New York | | | |
| Miscellaneous | Aug 1841 | Albany, Albany County, New York | | | |
| Miscellaneous | 24 Sep 1841 | had his company Pomeroy & Co. advertised in the paper - Boston, Suffolk County, Massachusetts | | | |
| Miscellaneous | Abt Oct 1841 | Albany, Albany County, New York | | | |
| Miscellaneous | 31 Mar 1842 | had his business Pomeroy & Co. advertising daily express to Montreal - Pittsfield, Berkshire County, Massachusetts | | | |
| Miscellaneous | 1842 | manufactured the first post stamp - New York | | | |
| Occupation | 1842 | extended his express line to Boston - New York | | | |
| Miscellaneous | 22 May 1843 | had advertised his company, Pomery's Express, in the Buffalo Courier, - Buffalo, Erie County, New York | | | |
| Occupation | 1843 | owner of an express company with an office at 2 Wall Street - New York, New York County, New York | | | |
| Miscellaneous | 13 Dec 1843 | Steamboat Utica, New York City, New York | | | |
| Occupation | 1844 | private mail business at 1 Exchange Street - Buffalo, Erie County, New York | | | |
| Miscellaneous | 12 Jan 1844 | and his company's trunk that was stolen was reported recovered minus $1000 & stolen by a Mr. Lachner - New York City, New York | | | |
| Miscellaneous | 28 Mar 1844 | had a trunk stolen with $47000 and a reward of $6000 was paid for the return - New York City, New York | | | |
| Miscellaneous | 1844 | disposed of his interest in Pomeroy's Express, selling out to his brother Thaddeus - Albany, Albany County, New York | | | |
| Residence | 1844 | Clinton, Lenawee County, Michigan | | | |
| Occupation | 1844 | owner and publisher of the Detroit Tribune - Detroit, Wayne County, Michigan | | | |
| Miscellaneous | 1844 | issued the first pre-paid postage stamp that was adopted by the government a year later - New York | | | |
| Miscellaneous | 12 Jul 1844 | and his company were sued by US for carrying private mail and the decision was in favor of Pomeroy. - Utica, Oneida County, New York | | | |
| Miscellaneous | 1 Aug 1844 | and his company advertised that they would take to court any company refusing to carry their letters - Pittsfield, Berkshire County, Massachusetts | | | |
| Miscellaneous | 10 Jan 1845 | Albany, Albany County, New York | | | |
| Miscellaneous | 9 Apr 1845 | and his brother Thaddeus sold their interest in the express lines to Livingstone & Wells - New York | | | |
| Occupation | 6 Jul 1845 | contractor for making the section of Telegraph between Boston and New York - Boston, Suffolk County, Massachusetts | | | |
| Residence | Jul 1845 | Albany, Albany County, New York | | | |
| Miscellaneous | 19 Jul 1845 | was owner of the Magnetic Telegraph line that was to be between Philadelphia & Boston | | | |
| Residence | 7 Sep 1850 | & was a US mail agent - Tecumseh, Lenawee County, Michigan | | | |
| Miscellaneous | 10 Sep 1851 | was appointed a delegate for his district to the Whig National Convention - Lenawee County, Michigan | | | |
| Miscellaneous | 1852 | ran for secretary of state as a whig - Michigan | | | |
| Miscellaneous | Aug 1852 | became a proprietor of the Detroit Tribune - Detroit, Wayne County, Michigan | | | |
| Residence | 31 Aug 1852 | Lenawee County, Michigan | | | |
| Occupation | 16 Jun 1860 | farmer - Palmyra, Lenawee County, Michigan | | | |
| Occupation | 1863 | real estate agent - Toledo, Lucas County, Ohio | | | |
| Miscellaneous | 8 Jun 1868 | received property possibly through a sheriff's sale - Lucas County, Ohio | | | |
| Miscellaneous | 20 Jul 1868 | sold part of lots 969 & 970 to Charles A King - Toledo, Lucas County, Ohio | | | |
| Miscellaneous | 15 May 1869 | was a grantee & a grantor in a quic claim deed for lot 393 to Samuel & Lucia Paddock - Toledo, Lucas County, Ohio | | | |
| Occupation | 17 Jun 1870 | real estate agent - Toledo, Lucas County, Ohio | | | |
| Occupation | 2 Jun 1880 | real estate agent - Toledo, Lucas County, Ohio | | | |
| Affiliation | 1880 | was a member of the "Silver Gray Republican Club" - Toledo, Lucas County, Ohio | | | |
| Death | 12 Jan 1886 | from a stroke of apoplexy - Toledo, Lucas County, Ohio | | | |