通许县

通许县	Tōng xǔ Xiàn	Tongxu, a county in Kaifeng City 开封市, Henan
通	tōng	to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc
通	tòng	classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)
通许	Tōng xǔ	see 通许县
许	Xǔ	surname Xu
许	xǔ	to allow / to permit / to promise / to praise / somewhat / perhaps
县	xiàn	county / (Japan) prefecture