found: Records of the town of Pepperellborough, now the city of Saco, Maine, c1998:t.p verso, etc. (Pepperellborough; Pepperrellborough; incorporated 1762; name changed to Saco, Feb. 23, 1805)
found: GNIS, Apr. 8, 2008(Saco; PPL in York County, Me.; variants: Sawaguatock; Sawco; Sawguatock; Shawacotoc; Shawakotock; Shawocotuck; 2 sets of lat. and long.)
found: Attwood, S.B., Length and breadth of Maine, 1946, p. 232(Saco; city; York county. ... previous designation Pepperrellborough; settled 1623; set off from Biddeford and constituted a district 15 June 1762 as Pepperrellborough; incorp. 23 Aug. 1775 the 33rd town; name changed to Saco 23 Feb. 1805; part of Scarboro annexed 27 Mar. 1841; incorp. as a city 18 Feb. 1867; part set off to form Old Orchard (Beach) 20 Feb. 1883; part set off to Old Orchard Beach 16 Apr. 1927)
found: GeoNames, algorithmically matched, 2009(ppl; 43°30ʹ03ʺN 070°26ʹ34ʺW)