除(chu)了臺(tai)北本宮(gong)外,在西元1956年(nian),黃(huang)欉(cong)分別在北投(平埔族(zu)嗄嘮別舊(jiu)址)、三峽兩地整建(jian)主(zhu)祀關公的寺廟,即為(wei)行天宮(gong)分宮(gong)、并稱「行天三宮(gong)」;行天宮(gong)發展(zhan)至今,
除(chu)了是當地重要(yao)的(de)(de)民(min)間(jian)信仰外,也(ye)是全臺各地信徒的(de)(de)景仰所在,行天宮已成為臺灣重要(yao)的(de)(de)民(min)間(jian)信仰中心。廟宇古(gu)樸(pu)明凈(jing)中透露肅穆莊嚴,首創常(chang)規宗(zong)教素心作(zuo)風;沒設(she)功德箱,傳說靈驗市民(min)奔(ben)相走告,因此(ci)香火鼎盛游(you)客絡繹不絕。
行(xing)(xing)天(tian)(tian)宮(gong)(gong)的歷史發(fa)展可(ke)追溯至大約在(zai)(zai)西(xi)元1949年(nian),位于(yu)臺(tai)北縣樹鎮的煤礦商人黃欉(cong)(行(xing)(xing)天(tian)(tian)宮(gong)(gong)敬稱(cheng)「玄空師父」),在(zai)(zai)臺(tai)北市九臺(tai)街(林森北路民權東(dong)路口附近)建(jian)(jian)立了關帝(di)廟(miao)行(xing)(xing)天(tian)(tian)宮(gong)(gong)(原為慶善堂(tang)),至1960年(nian)代初開始有了將(jiang)原本的關帝(di)廟(miao)行(xing)(xing)天(tian)(tian)宮(gong)(gong)擴建(jian)(jian)的計(ji)畫(hua),但在(zai)(zai)政府(fu)推動九年(nian)國(guo)民義務(wu)教育時(shi),此地(di)(di)改劃為國(guo)民中學預定用(yong)地(di)(di),歷經交涉后,臺(tai)北市政府(fu)以瑠(liu)公圳(zhen)末梢支(zhi)流、沼澤的公有地(di)(di)交換,黃欉(cong)便(bian)請(qing)擁有豐富建(jian)(jian)廟(miao)經驗的廖石成(cheng)設計(ji)、施工,終于(yu)在(zai)(zai)1968年(nian)行(xing)(xing)天(tian)(tian)宮(gong)(gong)順利落成(cheng);1949年(nian)黃欉(cong)在(zai)(zai)三(san)(san)峽建(jian)(jian)立關帝(di)廟(miao)行(xing)(xing)修宮(gong)(gong),但由于(yu)香客日(ri)益龐大,因此不得不將(jiang)廟(miao)舍牽(qian)至今日(ri)北投(tou)行(xing)(xing)天(tian)(tian)宮(gong)(gong)所在(zai)(zai)地(di)(di),三(san)(san)殿式的大廟(miao)格局讓北投(tou)行(xing)(xing)天(tian)(tian)宮(gong)(gong)更為氣(qi)派;1962年(nian)黃欉(cong)自(zi)建(jian)(jian)白(bai)雞行(xing)(xing)修宮(gong)(gong),至1965年(nian)落成(cheng),形成(cheng)臺(tai)北行(xing)(xing)天(tian)(tian)宮(gong)(gong)、北投(tou)行(xing)(xing)天(tian)(tian)宮(gong)(gong)和(he)白(bai)雞行(xing)(xing)修宮(gong)(gong)行(xing)(xing)天(tian)(tian)三(san)(san)宮(gong)(gong)的系統(tong)。
行(xing)天宮(gong)供祀(si)(si)五恩(en)主(zhu)(zhu)(zhu),正殿(dian)主(zhu)(zhu)(zhu)祀(si)(si)關公(關圣帝君(jun)),佛教稱迦藍菩(pu)薩、道教稱協(xie)天大(da)帝,另外還(huan)有呂洞賓(bin)(孚佑(you)帝君(jun)、呂恩(en)主(zhu)(zhu)(zhu))、張單(灶神(shen)(shen)、張恩(en)主(zhu)(zhu)(zhu))、王善(shan)(王恩(en)主(zhu)(zhu)(zhu))和(he)岳(yue)飛(岳(yue)恩(en)主(zhu)(zhu)(zhu));行(xing)天宮(gong)大(da)殿(dian)左右側殿(dian)旁(pang)祀(si)(si)關云長(chang)義子(zi)關平(ping)和(he)麾(hui)下大(da)將周倉,以及(ji)道教三(san)清、佛祖、孔子(zi)和(he)三(san)教其他神(shen)(shen)明;臺(tai)北行(xing)天宮(gong)的民(min)俗(su)習慣和(he)其他廟宇(yu)有些許不同,例如(ru)不燒(shao)金紙、不拜牲禮以及(ji)以添油箱代替拜斗科儀。
行(xing)天(tian)(tian)宮商場(chang)即行(xing)天(tian)(tian)宮地(di)(di)下(xia)(xia)道(dao),從民權松江(jiang)路口四個角(jiao)落入口進(jin)入,亦(yi)可稱(cheng)為(wei)算命街(jie),與龍山寺地(di)(di)下(xia)(xia)街(jie)合稱(cheng)為(wei)「臺(tai)北市兩大命理區」,占地(di)(di)約為(wei)88平方公尺,共(gong)有(you)22家(jia)攤(tan)位以(yi)香燭、水果、算命等攤(tan)位為(wei)主(zhu),于西元1985年營業,每(mei)天(tian)(tian)約從上(shang)午8點至晚(wan)上(shang)9點,除了是臺(tai)灣當地(di)(di)民眾看相(xiang)、問事、占卜的(de)好(hao)去處,也是國外旅客特別是日籍(ji)旅客喜愛造訪的(de)旅游勝地(di)(di),讓(rang)來到行(xing)天(tian)(tian)宮旅游的(de)民眾能順道(dao)至行(xing)天(tian)(tian)宮商場(chang)(行(xing)天(tian)(tian)宮地(di)(di)下(xia)(xia)街(jie))體(ti)驗(yan)臺(tai)灣獨特的(de)民俗風情。