除了臺北(bei)本宮(gong)(gong)外,在西(xi)元(yuan)1956年,黃(huang)欉分別在北(bei)投(tou)(平埔族嗄嘮別舊(jiu)址)、三(san)峽兩地整建(jian)主祀(si)關公的寺廟,即為行(xing)天宮(gong)(gong)分宮(gong)(gong)、并(bing)稱「行(xing)天三(san)宮(gong)(gong)」;行(xing)天宮(gong)(gong)發展至今(jin),
除了是當(dang)地(di)重要的民間(jian)信仰(yang)(yang)(yang)外,也是全(quan)臺各地(di)信徒的景仰(yang)(yang)(yang)所在(zai),行天(tian)宮已成為臺灣重要的民間(jian)信仰(yang)(yang)(yang)中心。廟宇古(gu)樸(pu)明凈中透露肅穆莊(zhuang)嚴(yan),首創常規宗(zong)教(jiao)素心作風(feng);沒(mei)設功德箱(xiang),傳說靈驗(yan)市民奔(ben)相走(zou)告(gao),因此香火鼎盛游客絡繹不絕。
行(xing)(xing)天(tian)宮(gong)(gong)的(de)(de)(de)歷(li)史發展(zhan)可追溯至大(da)約在(zai)西元(yuan)1949年,位于臺北(bei)(bei)縣樹鎮的(de)(de)(de)煤(mei)礦商人黃(huang)欉(行(xing)(xing)天(tian)宮(gong)(gong)敬(jing)稱「玄空師(shi)父」),在(zai)臺北(bei)(bei)市(shi)九(jiu)臺街(林森北(bei)(bei)路民權(quan)東(dong)路口附近)建(jian)立了關(guan)帝廟(miao)(miao)行(xing)(xing)天(tian)宮(gong)(gong)(原為慶(qing)善堂(tang)),至1960年代初開(kai)始有(you)(you)了將(jiang)原本的(de)(de)(de)關(guan)帝廟(miao)(miao)行(xing)(xing)天(tian)宮(gong)(gong)擴建(jian)的(de)(de)(de)計畫,但在(zai)政府推動九(jiu)年國民義(yi)務教育時,此地改劃(hua)為國民中(zhong)學預定用(yong)地,歷(li)經交(jiao)涉(she)后,臺北(bei)(bei)市(shi)政府以瑠公圳末梢支流(liu)、沼(zhao)澤(ze)的(de)(de)(de)公有(you)(you)地交(jiao)換,黃(huang)欉便請擁有(you)(you)豐富建(jian)廟(miao)(miao)經驗(yan)的(de)(de)(de)廖石成設計、施工,終于在(zai)1968年行(xing)(xing)天(tian)宮(gong)(gong)順(shun)利(li)落(luo)成;1949年黃(huang)欉在(zai)三(san)峽建(jian)立關(guan)帝廟(miao)(miao)行(xing)(xing)修宮(gong)(gong),但由于香客日益(yi)龐(pang)大(da),因(yin)此不得不將(jiang)廟(miao)(miao)舍牽至今日北(bei)(bei)投行(xing)(xing)天(tian)宮(gong)(gong)所在(zai)地,三(san)殿式的(de)(de)(de)大(da)廟(miao)(miao)格(ge)局讓北(bei)(bei)投行(xing)(xing)天(tian)宮(gong)(gong)更為氣派;1962年黃(huang)欉自(zi)建(jian)白(bai)雞(ji)行(xing)(xing)修宮(gong)(gong),至1965年落(luo)成,形成臺北(bei)(bei)行(xing)(xing)天(tian)宮(gong)(gong)、北(bei)(bei)投行(xing)(xing)天(tian)宮(gong)(gong)和白(bai)雞(ji)行(xing)(xing)修宮(gong)(gong)行(xing)(xing)天(tian)三(san)宮(gong)(gong)的(de)(de)(de)系統。
行天(tian)(tian)宮(gong)供祀五(wu)恩(en)(en)主(zhu)(zhu),正殿主(zhu)(zhu)祀關(guan)(guan)(guan)公(關(guan)(guan)(guan)圣帝君(jun)),佛教(jiao)(jiao)稱(cheng)迦藍菩(pu)薩、道教(jiao)(jiao)稱(cheng)協(xie)天(tian)(tian)大(da)帝,另外還(huan)有呂洞賓(孚佑帝君(jun)、呂恩(en)(en)主(zhu)(zhu))、張(zhang)單(灶神(shen)、張(zhang)恩(en)(en)主(zhu)(zhu))、王善(王恩(en)(en)主(zhu)(zhu))和(he)(he)(he)岳飛(岳恩(en)(en)主(zhu)(zhu));行天(tian)(tian)宮(gong)大(da)殿左(zuo)右側殿旁祀關(guan)(guan)(guan)云長(chang)義(yi)子(zi)關(guan)(guan)(guan)平和(he)(he)(he)麾下大(da)將(jiang)周倉,以(yi)及道教(jiao)(jiao)三清、佛祖、孔(kong)子(zi)和(he)(he)(he)三教(jiao)(jiao)其他神(shen)明;臺北行天(tian)(tian)宮(gong)的(de)民俗習慣和(he)(he)(he)其他廟(miao)宇有些許不(bu)(bu)同,例(li)如不(bu)(bu)燒金紙(zhi)、不(bu)(bu)拜牲禮(li)以(yi)及以(yi)添油箱代替拜斗科儀。
行天(tian)宮商場(chang)即(ji)行天(tian)宮地(di)(di)下(xia)道(dao)(dao),從民(min)(min)權松江(jiang)路口四(si)個(ge)角落(luo)入(ru)(ru)口進入(ru)(ru),亦可稱(cheng)為算(suan)命街,與龍(long)山寺地(di)(di)下(xia)街合稱(cheng)為「臺北市(shi)兩大命理區」,占(zhan)地(di)(di)約為88平方公尺,共有22家(jia)攤(tan)位以香燭(zhu)、水果、算(suan)命等(deng)攤(tan)位為主,于西元1985年營業,每(mei)天(tian)約從上(shang)(shang)午8點(dian)(dian)至晚上(shang)(shang)9點(dian)(dian),除(chu)了是(shi)臺灣當地(di)(di)民(min)(min)眾(zhong)看相、問(wen)事、占(zhan)卜的(de)(de)好去(qu)處,也是(shi)國外旅(lv)(lv)客(ke)特(te)(te)別是(shi)日籍旅(lv)(lv)客(ke)喜愛(ai)造訪的(de)(de)旅(lv)(lv)游(you)勝(sheng)地(di)(di),讓來到行天(tian)宮旅(lv)(lv)游(you)的(de)(de)民(min)(min)眾(zhong)能(neng)順道(dao)(dao)至行天(tian)宮商場(chang)(行天(tian)宮地(di)(di)下(xia)街)體驗臺灣獨特(te)(te)的(de)(de)民(min)(min)俗風情。